San Francisco (SFO) to Nantucket (ACK) flight deal from $282 USD in economy class

AAAmerican Airlines

Round Trip•Economy

SFO

San Francisco International Airport

San Francisco, United States

ACK

Nantucket Memorial Airport

Nantucket, United States

$608 USD

-54%$282 USD

Verified Apr 9, 2026 at 7:41 PM

July 2026

Today

Mon

Tue

Wed

Thu

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Sun

29$352 30$346 1$468 2$758 3$372 4$336 5$501 6$463 7$302 8$292 9$441 10$457 11$369 12$437 13$370 14$282 15$282 16$441 17$779 18$462 19$447 20$380 21$292 22$315 23$481 24$779 25$452 26$437 27$370 28$315 29$315 30$779 31$779 1 2

Extremely Rare Availability

3% of dates checked are available within 10% of the lowest price

Tuesday, July 14th, 2026

10 round-trip options

Returning

Sun, Jul 19, 2026•5 Day Trip

$799 USD

Google Flights

Returning

Mon, Jul 20, 2026•6 Day Trip

$481 USD

Google Flights

Returning

Tue, Jul 21, 2026•7 Day Trip

$315 USD

Google Flights

Returning

Wed, Jul 22, 2026•8 Day Trip

$282 USD

Google Flights

Returning

Thu, Jul 23, 2026•9 Day Trip

$330 USD

Google Flights

Returning

Fri, Jul 24, 2026•10 Day Trip

$417 USD

Google Flights

Returning

Sat, Jul 25, 2026•11 Day Trip

$452 USD

Google Flights

Returning

Sun, Jul 26, 2026•12 Day Trip

$501 USD

Google Flights

Returning

Mon, Jul 27, 2026•13 Day Trip

$481 USD

Google Flights

Returning

Tue, Jul 28, 2026•14 Day Trip

$391 USD

Google Flights